This App offers access to vector/ENC charts covering Russian inland waterways, rivers and lakes (incl. Volga River). First marine GPS app to have route assistance with Voice Prompts for marine navigation. You can create new boating routes or import existing GPX/KML routes. It supports Nautical Charts course up orientation. Includes Tide & Currents prediction. ►FEATURES √ Beautiful and detailed Hardware/GPU accelerated vector charts (text stays upright on rotation) √ Long press to query the details of Marine object (Buoy, Lights, Obstruction etc). √ Customizable depth(Ft/Fathom/Meter) and distance units (km/mi/NM) √ Customizable Shallow Depth. √ Record tracks, Autofollow with real-time track overlay & predicted path vector. √ Voice Prompts for marine navigation (requires GPS ) √ 1ft / 3ft depth contour maps for anglers for selected lake maps. √ Supports GPX/KML for boating route editing/import. √ Tide & Currents prediction. √ Seamless chart quilting of marine charts √ Enter or import Waypoints. ► Advanced NMEA Instrumentation √AIS over TCP/UDP √Wind speed, direction, temperature, depth, GPS over NMEA ► MAPS √Russian inland waterways, rivers & lakes ►ROUTE MANAGEMENT / TRIP PLANNING √ Create New Route/Edit Existing Routes √ Move Points √ Add points to an existing route leg √ Delete / Rename points √ Import GPX, KML & KMZ files √ Plot/Edit Routes √ Enter Waypoints √ Share/Export Routes, Tracks & Markers √ Reverse Routes ►GPS FEATURES √ Auto Follow * Real Time Track Overlay * Predicted Path Vector * Course Up (Text stays upright) * Speed & Heading √ Route Assistance With Voice Prompts * Prompts when approaching a boating route marker * Continous distance and ETA updates * Alerts when sailing/boating off route * Alerts when boating in wrong direction √ Record Tracks ►TIDE & CURRENTS * For US, Canada, UK, Germany & New Zealand * High/Low Tides * Tidal Current Prediction * Active Current Stations ► SHARING * Share tracks/routes/markers on Facebook & Twitter * Export tracks/routes/markers as compressed GPX files. ►Central Russia Rivers: Volga, Nerl, Kashinka, Unzha, Moskva, Dubna, Hotchya, Shosha, Oka Reservoir from Tver to Nizhny Nowogrod: Ivankovskoe √Uglich √Rybinsk (fairway on the Volga) √Gorky Channel im.Moskvy: √Ikshinskoe √Pestovo √Klyazma √Pirogovsky √Kotovsky √Khlebnikov √Khimki ►Northwest Russia √Curonian Lagoon √Kaliningrad region of the river √Nevskaya Guba √Neva River √rivers and lakes of the Karelian Isthmus √Ladoga lake √Svir river √lake Onega √White Sea-Baltic Canal √Volga-Baltic Canal (Vytegra River) √White lake √Iwinski spill ►South Rusia √ Volga (Balakovo to Delta) √ Volgograd reservoir √ Volga Delta √ Volga-Don canal to them. Lenin √ river Don √ Tsimlyansk reservoir √ Kuban river √ river Protoka ►Volga-Kama Rservoirs:Cheboksary, Kuibyshev, Saratov Rivers:Kama, Ufa, Chusovaya, Sylva, collapse, Inva, Vishera, Vetluga Battery disclaimer: "Continued use of GPS running in the background can dramatically decrease battery life."